Intravenous tubing TPN indicator



FIG. 1 is a top perspective view of an intravenous tubing TPN indicator for potassium showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The dashed lines immediately adjacent the shaded areas in the figures represent the boundaries of the claimed design. The dashed lines in the figures illustrate the portions of the design that form no part of the claimed design. None of the broken lines form any part of the claimed design. 

CLAIM The ornamental design for an intravenous tubing TPN indicator, as shown and described. 